Hestia Glass Mirror Napoleon Mantel Clock. A stylish mirrored glass mantel clock from the Silver Luxe HESTIA Collection- Unparalleled glamour, style and elegance in contemporary home and gift. The glass napoleon mantel clock design is with a mirrored glass front and back with a silver patterned top and a white roman dial. Requires 1 x MN1500 ( AA) battery (not supplied) 135 x 232 x 54mm (HWD) Ref: UTWD1261